src/java/org/mxchange/jcontactsbusiness/model/headquarter/AddressbookHeadquarterSessionBean.java

   1 /*
   2  * Copyright (C) 2017, 2018 Free Software Foundation
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU Affero General Public License as
   6  * published by the Free Software Foundation, either version 3 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU Affero General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Affero General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 package org.mxchange.jcontactsbusiness.model.headquarter;
  18
  19 import java.text.MessageFormat;
  20 import java.util.List;
  21 import javax.ejb.Stateless;
  22 import javax.persistence.Query;
  23 import org.mxchange.addressbook.enterprise.BaseAddressbookEnterpriseBean;
  24
  25 /**
  26  * A stateless session bean for general headquarter purposes
  27  * <p>
  28  * @author Roland Häder<roland@mxchange.org>
  29  */
  30 @Stateless (name = "headquarter", description = "A general statless bean for handling headquarter data (all)")
  31 public class AddressbookHeadquarterSessionBean extends BaseAddressbookEnterpriseBean implements HeadquarterSessionBeanRemote {
  32
  33         /**
  34          * Serial number
  35          */
  36         private static final long serialVersionUID = 58_467_386_571_701L;
  37
  38         @Override
  39         @SuppressWarnings ("unchecked")
  40         public List<Headquarter> fetchAllHeadquarters () {
  41                 // Trace message
  42                 this.getLoggerBeanLocal().logTrace(MessageFormat.format("{0}.allHeadquarters: CALLED!", this.getClass().getSimpleName())); //NOI18N
  43
  44                 // Get query
  45                 final Query query = this.getEntityManager().createNamedQuery("AllHeadquarters"); //NOI18N
  46
  47                 // Get list from it
  48                 final List<Headquarter> list = query.getResultList();
  49
  50                 // Trace message
  51                 this.getLoggerBeanLocal().logTrace(MessageFormat.format("{0}.allHeadquarters: list.size()={1} - EXIT!", this.getClass().getSimpleName(), list.size())); //NOI18N
  52
  53                 // Return it
  54                 return list;
  55         }
  56
  57 }